Home / 52,530.37-72,491.90-28,657.13

Finding the Fourth Proportional to 52,530.37, 72,491.90 and 28,657.13

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Solution

The fourth proportional to 52,530.37, 72,491.90 and 28,657.13 is: 39,546.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,530.37 : 72,491.90 = 28,657.13 : x
  2. Step 2: Convert to fraction form
    52,530.37/72,491.90 = 28,657.13/x
  3. Step 3: Cross multiply
    52,530.37x = 72,491.90 × 28,657.13
  4. Step 4: Simplify right side
    52,530.37x = 2,077,409,802.25
  5. Step 5: Solve for x
    x = 2,077,409,802.25/52,530.37
  6. Step 6: Final answer
    x = 39,546.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.